He got up quickly as soon as the alarm clock _______.  
#11873
A
went on
B
went out
C
went up
D
went off
推荐题目
______jobs will be lost if the company closes down.
#14401
A
Hundred of
B
Five hundred of
C
Hundreds of
D
Five hundreds of
The world’s population has grown by ______ it was in 1800.  
#14205
A
more than six times that
B
six times more than that
C
more than six times what
D
six times as many as